package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import com.sky.service.ShoppingCartService;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;
import org.springframework.web.bind.annotation.DeleteMapping;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
        /**
         * 动态查询购物车
         * @param shoppingCart
         * @return
         */
        List<ShoppingCart> list(ShoppingCart shoppingCart);


        /**
         * 根据 id 修改商品数量
         * @param shoppingCart
         */
        @Update("update shopping_cart set number = #{number} where id = #{id}")
        void updateNumberById(ShoppingCart shoppingCart);


        /**
         * 插入购物车数据
         * @param shoppingCart
         */
        @Insert("insert into shopping_cart(name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time) VALUES " +
                "(#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{createTime})")
        void insert(ShoppingCart shoppingCart);

        /**
         * 清空全部购物车
         */
        @Delete("delete from shopping_cart where user_id = #{userId}")
        void deleteByUserId(Long userId);

        /**
         * 根据id删除购物车数据
         * @param id
         */
        @Delete("delete from shopping_cart where id = #{id}")
        void deleteById(Long id);


        /**
         * 批量插入购物车数据
         *
         * @param shoppingCartList
         */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
